Case contributed by Ian Bickle
Diagnosis certain


6 hour history of abdominal pain. Peritonitic abdomen.

Patient Data

Age: 49
Gender: Male

Small amount of free right sided subdiaphragmatic gas.

Lungs clear.

Case Discussion

The subdiaphragmatic space is a review area on assessment of a chest x-ray.

Small volume pneumoperitoneum can be missed if not specifically checked.

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